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ChemicalBook CAS DataBase List 2,4-DICHLORO-THIOBENZAMIDE
2775-38-4

2,4-DICHLORO-THIOBENZAMIDE synthesis

4synthesis methods
-

Yield:-

Reaction Conditions:

with tetraphosphorus decasulfide;sodium hydrogencarbonate in toluene for 1 h;Heating / reflux;

Steps:

33
A solution of 2,4-dichloro-benzamide (19.0 g, 0.1 mol), P4S10 (8. 88 g, 0.2 eq.) and NaHCO3 (16.8 g, 2.0 eq.) in toluene (200 ml) was heated under reflux for 1 hour. After concentration, the residue was purified through a bed of silica using DCM/AcOEt 80/20 as eluent.

References:

GLAXO GROUP LIMITED WO2004/6924, 2004, A1 Location in patent:Page/Page column 33

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